Definitely not. Comic porn is often against moral and legal standards and can have negative impacts on society, especially on young people. So, it's not okay for public viewing at all.
Definitely not. A really big deal porn comic is not appropriate for public display. It contains explicit and inappropriate content that can have negative effects on viewers and society.
This kind of fanfiction could potentially explore Hermione's curiosity or it might be used to develop a complex plot around her character's exploration of different aspects of sexuality. But it really depends on the specific story and the author's imagination.
The first appearance of lesbian porn stories online is difficult to determine precisely. It likely occurred gradually as the internet grew and different types of content became available, without a clear-cut beginning.